FR2262099A1 - Rust removal process for steel - esp for ships holds, comprising treatment with ammonia and org. acid, then adding an oxidant - Google Patents

Rust removal process for steel - esp for ships holds, comprising treatment with ammonia and org. acid, then adding an oxidant

Info

Publication number
FR2262099A1
FR2262099A1 FR7503731A FR7503731A FR2262099A1 FR 2262099 A1 FR2262099 A1 FR 2262099A1 FR 7503731 A FR7503731 A FR 7503731A FR 7503731 A FR7503731 A FR 7503731A FR 2262099 A1 FR2262099 A1 FR 2262099A1
Authority
FR
France
Prior art keywords
acid
contg
esp
org
painting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7503731A
Other languages
English (en)
French (fr)
Other versions
FR2262099B1 (no
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pfizer Inc
Original Assignee
Pfizer Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pfizer Inc filed Critical Pfizer Inc
Publication of FR2262099A1 publication Critical patent/FR2262099A1/fr
Application granted granted Critical
Publication of FR2262099B1 publication Critical patent/FR2262099B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • C23G1/088—Iron or steel solutions containing organic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Chemically Coating (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
FR7503731A 1974-02-27 1975-02-06 Rust removal process for steel - esp for ships holds, comprising treatment with ammonia and org. acid, then adding an oxidant Granted FR2262099A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44652774A 1974-02-27 1974-02-27

Publications (2)

Publication Number Publication Date
FR2262099A1 true FR2262099A1 (en) 1975-09-19
FR2262099B1 FR2262099B1 (no) 1978-07-13

Family

ID=23772919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7503731A Granted FR2262099A1 (en) 1974-02-27 1975-02-06 Rust removal process for steel - esp for ships holds, comprising treatment with ammonia and org. acid, then adding an oxidant

Country Status (15)

Country Link
JP (1) JPS50120433A (no)
AR (1) AR201637A1 (no)
AU (1) AU7768775A (no)
BE (1) BE825232A (no)
BR (1) BR7500989A (no)
DE (1) DE2504990A1 (no)
DK (1) DK45275A (no)
ES (1) ES434569A1 (no)
FI (1) FI750329A (no)
FR (1) FR2262099A1 (no)
IT (1) IT1029654B (no)
NL (1) NL7501096A (no)
NO (1) NO750215L (no)
SE (1) SE7500734L (no)
ZA (1) ZA75739B (no)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0013328A1 (en) * 1978-11-30 1980-07-23 Ian Ballantyne Schafer Method for treatment of a metal surface
FR2562710A1 (fr) * 1984-04-05 1985-10-11 Electricite De France Procede pour eliminer les depots formes dans un generateur de vapeur de reacteur nucleaire a eau pressurisee
FR2657888A1 (fr) * 1990-02-08 1991-08-09 Ugine Aciers Procedes de decapage de materiaux en acier inoxydable.

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19723682A1 (de) * 1997-06-05 1998-12-10 Iss Gradewald Ind Schiffs Serv Verfahren zur Reinigung und Beize von Oberflächen mit Regeneration des Reinigungs- und Beizmittels
DE10154922B4 (de) * 2001-11-08 2004-04-01 Benteler Automobiltechnik Gmbh Verfahren zur Reinigung von metallischen Bauteilen
CN109852973A (zh) * 2019-01-18 2019-06-07 江苏久华环保科技股份有限公司 一种钢铁表面除锈工艺

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0013328A1 (en) * 1978-11-30 1980-07-23 Ian Ballantyne Schafer Method for treatment of a metal surface
FR2562710A1 (fr) * 1984-04-05 1985-10-11 Electricite De France Procede pour eliminer les depots formes dans un generateur de vapeur de reacteur nucleaire a eau pressurisee
EP0158566A1 (fr) * 1984-04-05 1985-10-16 Electricite De France Procédé pour éliminer les dépôts formés dans un générateur de vapeur de réacteur nucléaire à eau pressurisée
US4686067A (en) * 1984-04-05 1987-08-11 Electricite De France Service National Process for eliminating deposits formed in a steam generator of a pressurized water nuclear reactor
FR2657888A1 (fr) * 1990-02-08 1991-08-09 Ugine Aciers Procedes de decapage de materiaux en acier inoxydable.
EP0442775A1 (fr) * 1990-02-08 1991-08-21 Ugine S.A. Procédé de décapage de matériaux en acier, notamment en acier inoxydable

Also Published As

Publication number Publication date
JPS50120433A (no) 1975-09-20
AU7768775A (en) 1976-07-29
ZA75739B (en) 1976-01-28
DK45275A (no) 1975-10-27
FI750329A (no) 1975-08-28
NO750215L (no) 1975-08-28
ES434569A1 (es) 1976-09-16
DE2504990A1 (de) 1975-08-28
AR201637A1 (es) 1975-03-31
FR2262099B1 (no) 1978-07-13
SE7500734L (no) 1975-08-28
BE825232A (fr) 1975-08-06
IT1029654B (it) 1979-03-20
NL7501096A (nl) 1975-08-29
BR7500989A (pt) 1976-11-16

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